When I turn on the AC or the heater the air only comes out strong through the middle vent, the floor vent and the defrost vent , the air barely comes out the other vents what could be the problem?

When I turn on the AC or the heater the air only comes out strong through the middle vent, the floor vent and the defrost vent , the air barely comes out the other vents what could be the problem? 1 Answer

heater only works on my 2002 v6 grand am when its being driven but blows cold air while idling.. what would be the problem 4 Answers

heater only works on my 2002 v6 grand am when its being driven but blows cold air while idling.. what would be the problem

My 2000 Pontiac grand am is overheating and the heater is only blowing cold air. I filled the fluid now it's worse. Also boiling/ chugging sound when I turn the engine off?? What's going on?? 7 Answers

My 2000 Pontiac grand am is doing the same thing. It was overheating and only blowing warm air when I drove, at stop lights it would blow cold. Sino checked the coolant and it was low, so I fille...

what would cause the AC to be on when I only have the heat on? 2 Answers

the button for the AC is off in the car, but the compressor kicks on under the hood.If AC is disconnected I get hotter air.

heads redone new heater core running hot still and blowing hot air out the ac constantly 3 Answers

ac worked before the guy replaced everything